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      1 // Copyright 2006-2008 the V8 project authors. All rights reserved.
      2 // Redistribution and use in source and binary forms, with or without
      3 // modification, are permitted provided that the following conditions are
      4 // met:
      5 //
      6 //     * Redistributions of source code must retain the above copyright
      7 //       notice, this list of conditions and the following disclaimer.
      8 //     * Redistributions in binary form must reproduce the above
      9 //       copyright notice, this list of conditions and the following
     10 //       disclaimer in the documentation and/or other materials provided
     11 //       with the distribution.
     12 //     * Neither the name of Google Inc. nor the names of its
     13 //       contributors may be used to endorse or promote products derived
     14 //       from this software without specific prior written permission.
     15 //
     16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 
     28 #include <stdlib.h>
     29 
     30 #include "v8.h"
     31 #include "cctest.h"
     32 
     33 using namespace v8::internal;
     34 
     35 // This test must be executed first!
     36 TEST(Default) {
     37   CHECK(FLAG_testing_bool_flag);
     38   CHECK_EQ(13, FLAG_testing_int_flag);
     39   CHECK_EQ(2.5, FLAG_testing_float_flag);
     40   CHECK_EQ(0, strcmp(FLAG_testing_string_flag, "Hello, world!"));
     41 }
     42 
     43 
     44 static void SetFlagsToDefault() {
     45   FlagList::ResetAllFlags();
     46   TestDefault();
     47 }
     48 
     49 
     50 TEST(Flags1) {
     51   FlagList::PrintHelp();
     52 }
     53 
     54 
     55 TEST(Flags2) {
     56   SetFlagsToDefault();
     57   int argc = 7;
     58   const char* argv[] = { "Test2", "-notesting-bool-flag", "notaflag",
     59                          "--testing_int_flag=77", "-testing_float_flag=.25",
     60                          "--testing_string_flag", "no way!" };
     61   CHECK_EQ(0, FlagList::SetFlagsFromCommandLine(&argc,
     62                                                 const_cast<char **>(argv),
     63                                                 false));
     64   CHECK_EQ(7, argc);
     65   CHECK(!FLAG_testing_bool_flag);
     66   CHECK_EQ(77, FLAG_testing_int_flag);
     67   CHECK_EQ(.25, FLAG_testing_float_flag);
     68   CHECK_EQ(0, strcmp(FLAG_testing_string_flag, "no way!"));
     69 }
     70 
     71 
     72 TEST(Flags2b) {
     73   SetFlagsToDefault();
     74   const char* str =
     75       " -notesting-bool-flag notaflag   --testing_int_flag=77 "
     76       "-testing_float_flag=.25  "
     77       "--testing_string_flag   no_way!  ";
     78   CHECK_EQ(0, FlagList::SetFlagsFromString(str, StrLength(str)));
     79   CHECK(!FLAG_testing_bool_flag);
     80   CHECK_EQ(77, FLAG_testing_int_flag);
     81   CHECK_EQ(.25, FLAG_testing_float_flag);
     82   CHECK_EQ(0, strcmp(FLAG_testing_string_flag, "no_way!"));
     83 }
     84 
     85 
     86 TEST(Flags3) {
     87   SetFlagsToDefault();
     88   int argc = 8;
     89   const char* argv[] =
     90       { "Test3", "--testing_bool_flag", "notaflag",
     91         "--testing_int_flag", "-666",
     92         "--testing_float_flag", "-12E10", "-testing-string-flag=foo-bar" };
     93   CHECK_EQ(0, FlagList::SetFlagsFromCommandLine(&argc,
     94                                                 const_cast<char **>(argv),
     95                                                 true));
     96   CHECK_EQ(2, argc);
     97   CHECK(FLAG_testing_bool_flag);
     98   CHECK_EQ(-666, FLAG_testing_int_flag);
     99   CHECK_EQ(-12E10, FLAG_testing_float_flag);
    100   CHECK_EQ(0, strcmp(FLAG_testing_string_flag, "foo-bar"));
    101 }
    102 
    103 
    104 TEST(Flags3b) {
    105   SetFlagsToDefault();
    106   const char* str =
    107       "--testing_bool_flag notaflag --testing_int_flag -666 "
    108       "--testing_float_flag -12E10 "
    109       "-testing-string-flag=foo-bar";
    110   CHECK_EQ(0, FlagList::SetFlagsFromString(str, StrLength(str)));
    111   CHECK(FLAG_testing_bool_flag);
    112   CHECK_EQ(-666, FLAG_testing_int_flag);
    113   CHECK_EQ(-12E10, FLAG_testing_float_flag);
    114   CHECK_EQ(0, strcmp(FLAG_testing_string_flag, "foo-bar"));
    115 }
    116 
    117 
    118 TEST(Flags4) {
    119   SetFlagsToDefault();
    120   int argc = 3;
    121   const char* argv[] = { "Test4", "--testing_bool_flag", "--foo" };
    122   CHECK_EQ(0, FlagList::SetFlagsFromCommandLine(&argc,
    123                                                 const_cast<char **>(argv),
    124                                                 true));
    125   CHECK_EQ(2, argc);
    126 }
    127 
    128 
    129 TEST(Flags4b) {
    130   SetFlagsToDefault();
    131   const char* str = "--testing_bool_flag --foo";
    132   CHECK_EQ(2, FlagList::SetFlagsFromString(str, StrLength(str)));
    133 }
    134 
    135 
    136 TEST(Flags5) {
    137   SetFlagsToDefault();
    138   int argc = 2;
    139   const char* argv[] = { "Test5", "--testing_int_flag=\"foobar\"" };
    140   CHECK_EQ(1, FlagList::SetFlagsFromCommandLine(&argc,
    141                                                 const_cast<char **>(argv),
    142                                                 true));
    143   CHECK_EQ(2, argc);
    144 }
    145 
    146 
    147 TEST(Flags5b) {
    148   SetFlagsToDefault();
    149   const char* str = "                     --testing_int_flag=\"foobar\"";
    150   CHECK_EQ(1, FlagList::SetFlagsFromString(str, StrLength(str)));
    151 }
    152 
    153 
    154 TEST(Flags6) {
    155   SetFlagsToDefault();
    156   int argc = 4;
    157   const char* argv[] = { "Test5", "--testing-int-flag", "0",
    158                          "--testing_float_flag" };
    159   CHECK_EQ(3, FlagList::SetFlagsFromCommandLine(&argc,
    160                                                 const_cast<char **>(argv),
    161                                                 true));
    162   CHECK_EQ(4, argc);
    163 }
    164 
    165 
    166 TEST(Flags6b) {
    167   SetFlagsToDefault();
    168   const char* str = "       --testing-int-flag 0      --testing_float_flag    ";
    169   CHECK_EQ(3, FlagList::SetFlagsFromString(str, StrLength(str)));
    170 }
    171 
    172 
    173 TEST(FlagsJSArguments1) {
    174   SetFlagsToDefault();
    175   int argc = 6;
    176   const char* argv[] = {"TestJSArgs1",
    177                         "--testing-int-flag", "42",
    178                         "--", "testing-float-flag", "7"};
    179   CHECK_EQ(0, FlagList::SetFlagsFromCommandLine(&argc,
    180                                                 const_cast<char **>(argv),
    181                                                 true));
    182   CHECK_EQ(42, FLAG_testing_int_flag);
    183   CHECK_EQ(2.5, FLAG_testing_float_flag);
    184   CHECK_EQ(2, FLAG_js_arguments.argc());
    185   CHECK_EQ(0, strcmp(FLAG_js_arguments[0], "testing-float-flag"));
    186   CHECK_EQ(0, strcmp(FLAG_js_arguments[1], "7"));
    187   CHECK_EQ(1, argc);
    188 }
    189 
    190 
    191 TEST(FlagsJSArguments1b) {
    192   SetFlagsToDefault();
    193   const char* str = "--testing-int-flag 42 -- testing-float-flag 7";
    194   CHECK_EQ(0, FlagList::SetFlagsFromString(str, StrLength(str)));
    195   CHECK_EQ(42, FLAG_testing_int_flag);
    196   CHECK_EQ(2.5, FLAG_testing_float_flag);
    197   CHECK_EQ(2, FLAG_js_arguments.argc());
    198   CHECK_EQ(0, strcmp(FLAG_js_arguments[0], "testing-float-flag"));
    199   CHECK_EQ(0, strcmp(FLAG_js_arguments[1], "7"));
    200 }
    201 
    202 
    203 TEST(FlagsJSArguments2) {
    204   SetFlagsToDefault();
    205   const char* str = "--testing-int-flag 42 --js-arguments testing-float-flag 7";
    206   CHECK_EQ(0, FlagList::SetFlagsFromString(str, StrLength(str)));
    207   CHECK_EQ(42, FLAG_testing_int_flag);
    208   CHECK_EQ(2.5, FLAG_testing_float_flag);
    209   CHECK_EQ(2, FLAG_js_arguments.argc());
    210   CHECK_EQ(0, strcmp(FLAG_js_arguments[0], "testing-float-flag"));
    211   CHECK_EQ(0, strcmp(FLAG_js_arguments[1], "7"));
    212 }
    213 
    214 
    215 TEST(FlagsJSArguments3) {
    216   SetFlagsToDefault();
    217   const char* str = "--testing-int-flag 42 --js-arguments=testing-float-flag 7";
    218   CHECK_EQ(0, FlagList::SetFlagsFromString(str, StrLength(str)));
    219   CHECK_EQ(42, FLAG_testing_int_flag);
    220   CHECK_EQ(2.5, FLAG_testing_float_flag);
    221   CHECK_EQ(2, FLAG_js_arguments.argc());
    222   CHECK_EQ(0, strcmp(FLAG_js_arguments[0], "testing-float-flag"));
    223   CHECK_EQ(0, strcmp(FLAG_js_arguments[1], "7"));
    224 }
    225 
    226 
    227 TEST(FlagsJSArguments4) {
    228   SetFlagsToDefault();
    229   const char* str = "--testing-int-flag 42 --";
    230   CHECK_EQ(0, FlagList::SetFlagsFromString(str, StrLength(str)));
    231   CHECK_EQ(42, FLAG_testing_int_flag);
    232   CHECK_EQ(0, FLAG_js_arguments.argc());
    233 }
    234 
    235